Sealing ring for deep groove ball bearing
Technical Field
The utility model relates to a bearing technical field specifically is a sealing washer for deep groove ball bearing.
Background
The bearing seal ring is a bearing sealing element, a deep groove ball bearing original name single-row radial ball bearing, and a rolling bearing which is most widely applied. The deep groove ball bearing sealing ring has the characteristics of small frictional resistance, high rotating speed, simple structure and the like, can be used for a machine element bearing radial load or combined load acting simultaneously in the radial direction and the axial direction, and can also be used for a machine element bearing axial load.
The existing bearing sealing ring is usually directly glued on two sides of a bearing, lubricating liquid is injected in a manual mode after the bearing sealing ring needs to stop rotating when lubricating oil is lacked inside the bearing sealing ring, and the bearing heating failure caused by the lack of the lubricating liquid can not be found in time.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a sealing washer for deep groove ball bearing has solved among the prior art problem that the sealing washer can not in time be lubricated to the bearing.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a sealing ring for a deep groove ball bearing comprises a bearing and two sealing ring pads, wherein the two sealing ring pads are fixedly sleeved on the upper side and the lower side of an inner ring of the bearing, sealing plates are fixedly mounted at two ends, which are abutted against the outer surface of the bearing, an oil storage tank is arranged in each sealing ring pad, a liquid discharge tank is arranged on the outer surface of one side, which is far away from a central line, of each sealing ring pad, the liquid discharge tank is connected with and communicated with the oil storage tank through a liquid leakage hole, a central rod is fixedly connected to the side wall, which is far away from the liquid leakage hole, of each oil storage tank, the central rod is sleeved in the liquid leakage hole, one end, which is far away from the oil storage tank, of each central rod extends to the outside of the oil storage tank, a limiting plate is arranged at one end, which is positioned in each liquid discharge tank, the outer, one end of the compression spring, which is far away from the meshing block, is fixedly connected with the limiting plate.
Preferably, the bearing is divided into an inner ring body, an outer ring body and a rolling body, the rolling body is clamped between the inner ring body and the outer ring body, two ends of the inner side of the outer ring body are provided with inclined tables, and a positioning contact clamp is fixedly mounted on one side, close to the rolling body, of the inclined table on the inner side of the outer ring body.
Preferably, the two sealing ring gaskets are fixedly connected through two hinge rods, the two hinge rods are symmetrically arranged by taking the central line of the bearing as the center, and the hinge rods are arranged on one side of the bearing close to the inner ring body.
Preferably, an oil filling port is formed in the upper surface of the sealing ring gasket, and a sealing block is connected to the inner thread of the oil filling port.
Preferably, the sealing plate is fixedly glued with the inner ring body and the outer ring body of the bearing through epoxy glue.
Preferably, the cross section of the liquid leakage hole is trapezoidal, the cross section of the meshing block is also trapezoidal, and the meshing block is matched with the liquid leakage hole.
(III) advantageous effects
The utility model provides a sealing washer for deep groove ball bearing. The method has the following beneficial effects:
1. this sealing washer for deep groove ball bearing, through the weeping hole in the middle of flowing back groove and the oil storage tank and the cooperation of meshing piece, the cooperation through meshing piece and compression spring and limiting plate can realize opening the surface that the weeping hole pours lubricating oil into the rolling element into under the effect of centrifugal force when the bearing is rotatory simultaneously, simultaneously through the booth clearance vacuole formation between location contact card and the seal ring pad lateral wall, guaranteed lubricating oil and only injected lubricating oil under the state that lacks lubricating oil in inside, the problem of can not in time lubricate bearing among the prior art has been solved.
2. This sealing washer for deep groove ball bearing through the setting of sloping platform and the veneer between closing plate and inner ring body and the outer ring body, can realize forming sealed environment between seal ring pad and the bearing, avoids the inside that the leakage of lubricated liquid and external impurity enter into the bearing, has solved among the prior art problem inside lubricated liquid leakage and external impurity entering bearing.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
fig. 2 is a quarter view in elevation section of the present invention;
FIG. 3 is an enlarged view of the point A of FIG. 1 according to the present invention;
FIG. 4 is a schematic view of the bearing of the present invention;
fig. 5 is a side view of the present invention.
The bearing-1, the inner ring body-101, the outer ring body-102, the rolling body-103, the inclined table-104, the positioning contact clamp-105, the sealing ring gasket-2, the sealing plate-3, the oil storage tank-4, the liquid discharge tank-5, the liquid leakage hole-6, the central rod-7, the hinge rod-8, the limiting plate-9, the meshing block-10, the compression spring-11, the oil injection port-12 and the sealing block-13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model provides a sealing ring for deep groove ball bearing, as shown in fig. 1-5, including bearing 1 and two sealing ring pads 2, two sealing ring pads 2 are fixedly sleeved on the upper and lower sides of the inner ring of bearing 1, two sealing ring pads 2 are fixedly connected through a hinge rod 8, the number of hinge rods 8 is two, two hinge rods 8 are arranged with the center line of bearing 1 as the central symmetry, hinge rod 8 is arranged on one side of bearing 1 near the inner ring body 101, the arrangement of hinge shaft 11 can ensure that two sealing ring pads 2 are kept synchronous, sealing plate 3 is fixedly arranged on the outer surface of sealing ring pad 2 near the two ends of bearing 1, sealing plate 3 is fixedly glued with the inner ring body 101 and outer ring body 102 of bearing 1 through epoxy glue, oil storage tank 4 is arranged inside sealing ring pad 2, oil injection port 12 is arranged on the upper surface of sealing ring pad 2, the sealing block 13 is connected with the inner thread of the oil filling port 12, so that oil can be conveniently filled, the outer surface of one side, away from a central line, of the sealing ring gasket 2 is provided with a liquid discharging groove 5, the liquid discharging groove 5 is connected with and communicated with the oil storage groove 4 through a liquid leakage hole 6, the side wall, away from the liquid leakage hole 6, of the oil storage groove 4 is fixedly connected with a center rod 7, the bearing 1 is divided into an inner ring body 101, an outer ring body 102 and a rolling body 103, the rolling body 103 is clamped between the inner ring body 101 and the outer ring body 102, two ends of the inner side of the outer ring body 102 are provided with inclined tables 104, positioning contact cards 105 are fixedly arranged on one sides, close to the rolling body 103, of the inclined tables 104, the positioning contact cards 105 can be better sealed through the arrangement of the inclined tables 104 and the sealing ring gasket 2, cavities are formed through the arrangement between the positioning contact cards 105 and the sealing ring gasket 2, well core rod 7 cup joints inside weeping hole 6, well core rod 7 is kept away from the one end of being connected with oil storage tank 4 and is extended to the outside of oil storage tank 4, well core rod 7 is located the one end regulation of 5 inside of flowing back tank and installs limiting plate 9, well core rod 7's surface is located weeping hole 6 departments and has cup jointed meshing piece 10, weeping hole 6's cross sectional shape is trapezoidal, meshing piece 10's cross sectional shape is also trapezoidal, meshing piece 10 and weeping hole 6 adaptation, trapezoidal setting can better adaptation, it is better to compare with the sealed effect of rectangle, the one end fixedly connected with compression spring 11 that is close to limiting plate 9 of meshing piece 10, compression spring 11 cup joints the surface at well core rod 7, compression spring 11 keeps away from the one end and limiting plate 9 fixed connection of meshing piece 10.
The working principle is as follows: this sealing washer for deep groove ball bearing, fix two sealing ring pads 2 respectively in bearing 1 upper and lower both sides, then will articulate through articulated rod 8, with filling up lubricating oil through oiling mouth 12 and beginning work after epoxy glue veneer between closing plate 3 and inner race body 101 and the outer race body 102, through the cooperation of weeping hole 6 and meshing piece 10 in the middle of flowing back 5 and the oil storage tank 4, the cooperation through meshing piece 10 and compression spring 11 and limiting plate 9 can realize opening weeping hole 6 and pour into the surface of rolling element 103 with lubricating oil under the effect of centrifugal force when bearing 1 is rotatory simultaneously, simultaneously through the little clearance formation cavity between location contact card 105 and the sealing ring pad 2 lateral wall, guaranteed that lubricating oil only pours into lubricating oil under the state of lacking lubricating oil in inside.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.